A domestic example is the post Office; private postal companies make a profit delivering third-class mail at half what the post Office charges to deliver it a loss.
举一个国内的例子是国家邮局；私人邮政企业对第三类的邮件的收费比国家邮局低一半，但仍可以从中盈利，而国家邮局却在赔钱。
A decade earlier, before a divorce, Baird was a middle-class homeowner, working occasional part-time jobs in factories and for the U.S. Postal Service.
而十年前，贝尔德那时还没离婚，是一名中产阶级家庭主妇，偶尔在工厂里或者美国邮政公司打打零工，过着闲适的生活。
It introduces how to replace the old host system for postal savings by new ones in SAN environment of province class processing center.
介绍了在邮政储蓄省处理中心的SAN环境下，如何实现无风险的新旧业务主机切换。
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